核电厂核岛主设备专用吊具用于反应堆一回路系统重要设备吊运,目前国内尚无针对性的设计标准规范。本文对其计算载荷、安全系数和试验载荷等进行分析,并结合标准规范和工程经验,对系数取值方法进行探讨,给出适用于主设备专用吊具的载荷计算公式,同时对设计经验进行总结。 Nuclear power plant nuclear island main equipment special spreader for reactor primary loop system important equipment lifting, at present there is no targeted design standards. In this paper, the calculation of load, safety factor and test load are analyzed, combined with the standard specifications and engineering experience, to explore the value of the coefficient, given for the main equipment dedicated spreader load calculation formula, while the design experience to sum up.